Supported Programming Modes: SPI, Parallel programming, and JTAG
Supported Debugging Modes: JTAG
ATmega16, ATmega32 (and 'A' variants)
ATmega164, ATmega324, ATmega644, and ATmega1284 family (and 'P', 'A' and 'PA' variants)
The following pictures shows how to connect these devices to the Atmel AVR Dragon: